package com.echo.util;

// 业务异常（Service层抛出，Servlet层捕获）
public class BusinessException extends RuntimeException {
    public BusinessException() {}
    public BusinessException(String message) {
        super(message);
    }
}



//密码错误异常
class PasswordErrorException extends BusinessException {
    public PasswordErrorException() {
        super("密码错误，请重新输入");
    }
}